A. Morose
B. Devious
C. Harmful
D. Remorseful
✅ The correct answer is option C.
Morose : sullen and ill-tempered.
Morose : sullen and ill-tempered.
Devious : showing a skilful use of underhand tactics to achieve goals.
Harmful : causing or likely to cause harm.
Remorseful : filled with remorse; sorry.
Deleterious : causing harm or damage.
Synonym of Deleterious is Harmful